Home / 13,658,376.06-18,848,331.29-7,463,286.67

Finding the Fourth Proportional to 13,658,376.06, 18,848,331.29 and 7,463,286.67

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Solution

The fourth proportional to 13,658,376.06, 18,848,331.29 and 7,463,286.67 is: 10,299,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658,376.06 : 18,848,331.29 = 7,463,286.67 : x
  2. Step 2: Convert to fraction form
    13,658,376.06/18,848,331.29 = 7,463,286.67/x
  3. Step 3: Cross multiply
    13,658,376.06x = 18,848,331.29 × 7,463,286.67
  4. Step 4: Simplify right side
    13,658,376.06x = 140,670,499,668,400.89
  5. Step 5: Solve for x
    x = 140,670,499,668,400.89/13,658,376.06
  6. Step 6: Final answer
    x = 10,299,211.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.